Hemophilia A is an inherited disease. Which statements would be determined by the family pedigree regarding hemophilia A? (Select all that apply.)
a. It is an X-linked disorder.
b. Sons have a 50% chance of having hemophilia.
c. It is a Y-linked disorder.
d. Daughters have a 50% chance of being a carrier of the trait.
e. Sons have a 25% chance of having hemophilia.
f. Daughters have a 50% chance of having hemophilia.
A, B, D
In an X-linked disorder, each son has a 50% chance of having the disorder, and each daughter has a 50% chance of being a carrier. In a family pedigree, the absence of direct male-to-male transmission makes this condition identifiable as an X-linked disorder.
You might also like to view...
Older adults in good physical condition have cardiac function comparable to younger persons in poor condition. What is the most likely cause of a rise in systolic blood pressure in the elderly?
A) Postural and postprandial hypotension B) Atherosclerosis in the innermost layer of the blood vessels C) Impaired baroreceptor function and increased peripheral resistance D) Cellular proliferation in the tunica intima
Because of reduced sensitivity of the baroreceptors in the older adult who is also on a diuretic, the nurse instructs that the patient should
A) walk for 20 minutes a day. B) reduce sodium in the diet. C) sit on side of bed before standing. D) use a walker for all ambulation.
The nursing assistant reports that the hearing-impaired client is alert and oriented with the hearing aid in place but the client does not respond to verbal communication this morning. Which should the nurse implement first?
1. Document that the client's neurological status is poor. 2. Assess the client for clinical indicators of a stroke. 3. Remove the hearing aid and clean it with a stiff brush. 4. Instruct nursing assistant to check hearing aid battery.
Which outcome statement is a properly written goal?
a. "The patient will be free of pain." b. "The patient will verbalize the importance of lifestyle changes." c. "The patient will get up into the chair one time daily for 1 hour." d. "The patient will demonstrate breathing techniques by the end of shift."